Family bike



FIG. 1 is a front isometric view of a family bike showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a left side elevation view thereof; and,

FIG. 6 is a bottom plan view thereof.

The broken lines in the drawings illustrate portions of the family bike that form no part of the claimed design. 

CLAIM The ornamental design for a family bike, as shown and described. 